Keitaro Urashima promised a girl when he was young that they would meet up again at Tokyo University in the future. Sadly, in the National Practice Exam, Keitaro ranked 27th from the bottom. Knowing his grandmother owned a hotel, Keitaro intended to stay there while continuing his studies for Tokyo U, only to find out the hotel had long been transformed into an all-girls dormitory. Through an odd twist of fate, Keitaro eventually became the manager of the dorm, beginning his life of living with 5 other girls.

[Source: MyAnimeList]

As another round of preliminary tests approach for Keitaro, so does Christmas. And as the first Christmas of the millenium, there is a rumor that if one confesses his love on this special eve it will come true. Keitaro has decided what he needs to do on this Christmas eve, but being a retaker can he afford taking attention away from the tests on the same day...

The Winter has begun in Hinata. X-mas is coming up. There are rumors about this special christmas eve: If someone is going to confess his love on this christmas eve, any wish will come true. Keitaro decides to confess his love to Naru. But he isn't the only one confessing on this christmas eve...

[Source: Anime News Network]

The tests have come, and Keitaro can only hope to succeed. However, in the final stretch, he fails miserably and daydreams through the test. Assuming that he has failed, he runs away, so the rest of the cast hunts him down on a remote desert island to bring him back.

The Toudai entrance exams have finally come (again) for Keitaro. With all his confidence Keitaro sits for the paper, but ends up falling asleep and dreaming about Narusegawa. Waking up with barely any time to complete the paper, Keitaro thinks he will fail the paper and tries to escape from Hinata Lodge and forget all the memories with it. By a stroke of luck he meets Seta, but ends up in a faraway island with the whole cast trying to look for him.

[Source: Anime News Network]

Love Hina Final Selection, tells the story of Love Hina.
Then gives Keitaro's final selection of girl, for those unfamiliar with Love Hina, Keitaro is the main character, surrounded by girls in an all girl dorm, he is 20 unlucky and eventually becomes a cool, respected hero to the girls, they all end up having a crush on him and he must choose, this OVA features his decision.

Keitaro has finally passed the entrance exams, and is officially a Toudai student. But after breaking his leg in an accident in the entrance ceremony, he thought and re-evaluated himself. Having new goals, Keitaro follows Seta on an overseas archeology trip. During his absence, however, all was not well in Hinata Lodge. Urashima Kanako, Keitaro's sister, arrives on the scene. She claims to be the new manager of Hinata Lodge starts to go against all the tenants. Things become even more complicated when they recieve a letter from Keitaro. The tenants and Kanako made a big mess trying to get the letter, but Seta's car crashes in before anyone could read the letter...

[Source: MyAnimeList]